... 2.material:carbon steel/alloy steel 3.standard:GB 822 GB 882 pins1.Standard:GB 8222.Metail:Carbon steel,stainless steel.3.Size ... :M3-M20.4.Standards:DIN ,ANSI/ASME,BS,GB,JIS,Non-standard.5.Surface:plain,zinc plated,black oxide ... bulk,15-25kgs per carton,then on pallet or small box or according to customers requirement7.Delivery time:25-30days after ...